[MAPREDUCE-2997] MR task fails before launch itself with an NPE in ContainerLauncher

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.23.0
• Fix Version/s: 0.23.0
• Component/s: applicationmaster, mrv2
• Assignee: Vinod Kumar Vavilapalli
• Reporter: Vinod Kumar Vavilapalli
• Created: 13/Sep/11 10:38
• Updated: 15/Nov/11 00:48
• Resolved: 13/Sep/11 18:16

Description

Exception found on the AM web UI while the application is running:

Container launch failed for container_1315908079531_0002_01_000387 : java.lang.NullPointerException
  at org.apache.hadoop.mapreduce.v2.app.launcher.ContainerLauncherImpl.getCMProxy(ContainerLauncherImpl.java:162)
  at org.apache.hadoop.mapreduce.v2.app.launcher.ContainerLauncherImpl$EventProcessor.run(ContainerLauncherImpl.java:204)
  at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
  at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
  at java.lang.Thread.run(Thread.java:619)